package edu.cuit.project.dao;

import java.util.List;
import java.util.Set;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.LockMode;
import org.hibernate.Query;

import edu.cuit.project.domain.Qualification;
import static org.hibernate.criterion.Example.create;

/**
 * A data access object (DAO) providing persistence and search support for
 * Qualification entities. Transaction control of the save(), update() and
 * delete() operations can directly support Spring container-managed
 * transactions or they can be augmented to handle user-managed Spring
 * transactions. Each of these methods provides additional information for how
 * to configure it for the desired type of transaction control.
 * 
 * @see edu.cuit.project.domain.Qualification
 * @author MyEclipse Persistence Tools
 */

public class QualificationDAO extends BaseHibernateDAO {
	private static final Log log = LogFactory.getLog(QualificationDAO.class);
	// property constants
	public static final String NAME = "name";
	public static final String TYPE = "type";
	public static final String _QORDER = "QOrder";

	public void save(Qualification transientInstance) {
		log.debug("saving Qualification instance");
		try {
			getSession().save(transientInstance);
			log.debug("save successful");
		} catch (RuntimeException re) {
			log.error("save failed", re);
			throw re;
		}
	}

	public void delete(Qualification persistentInstance) {
		log.debug("deleting Qualification instance");
		try {
			getSession().delete(persistentInstance);
			log.debug("delete successful");
		} catch (RuntimeException re) {
			log.error("delete failed", re);
			throw re;
		}
	}

	public Qualification findById(java.lang.String id) {
		log.debug("getting Qualification instance with id: " + id);
		try {
			Qualification instance = (Qualification) getSession().get(
					"edu.cuit.project.domain.Qualification", id);
			return instance;
		} catch (RuntimeException re) {
			log.error("get failed", re);
			throw re;
		}
	}

	public List<Qualification> findByExample(Qualification instance) {
		log.debug("finding Qualification instance by example");
		try {
			List<Qualification> results = (List<Qualification>) getSession()
					.createCriteria("edu.cuit.project.domain.Qualification")
					.add(create(instance)).list();
			log.debug("find by example successful, result size: "
					+ results.size());
			return results;
		} catch (RuntimeException re) {
			log.error("find by example failed", re);
			throw re;
		}
	}

	public List findByProperty(String propertyName, Object value) {
		log.debug("finding Qualification instance with property: "
				+ propertyName + ", value: " + value);
		try {
			String queryString = "from Qualification as model where model."
					+ propertyName + "= ?";
			Query queryObject = getSession().createQuery(queryString);
			queryObject.setParameter(0, value);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find by property name failed", re);
			throw re;
		}
	}

	public List<Qualification> findByName(Object name) {
		return findByProperty(NAME, name);
	}

	public List<Qualification> findByType(Object type) {
		return findByProperty(TYPE, type);
	}

	public List<Qualification> findByQOrder(Object QOrder) {
		return findByProperty(_QORDER, QOrder);
	}

	public List findAll() {
		log.debug("finding all Qualification instances");
		try {
			String queryString = "from Qualification";
			Query queryObject = getSession().createQuery(queryString);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find all failed", re);
			throw re;
		}
	}

	public Qualification merge(Qualification detachedInstance) {
		log.debug("merging Qualification instance");
		try {
			Qualification result = (Qualification) getSession().merge(
					detachedInstance);
			log.debug("merge successful");
			return result;
		} catch (RuntimeException re) {
			log.error("merge failed", re);
			throw re;
		}
	}

	public void attachDirty(Qualification instance) {
		log.debug("attaching dirty Qualification instance");
		try {
			getSession().saveOrUpdate(instance);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}

	public void attachClean(Qualification instance) {
		log.debug("attaching clean Qualification instance");
		try {
			getSession().lock(instance, LockMode.NONE);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}
}